arodriguez4021 arodriguez4021

17-09-2017
Chemistry

contestada

An atom contains 3 protons, 4 neutrons, and 3 electrons. what is its mass number

Respuesta :

haneylia haneylia

17-09-2017

Because the atom contains 3 protons, it is Lithium. The isotope is specifically Lithium-7 but Lithium's average mass number is 6.941 amu.

Answer Link

Otras preguntas

Please help!!! Drag each label to the correct location on the image. Match the descriptions to the possibility of being addressed by a Trial Balance. can detect

Which United States policy is most closely associated with the annexation of Hawaii and the Philippines? A. Progressive B. Isolationism C. Neutrality D. Imperia

The excerpt suggests that as of European colonization American Indians have Thou reproachest us, very inappropriately, that our country is a little hell in cont

Graph f(x) =2/3x-3 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

use the passage below to answer all parts of the question that follows. No ruler took more liberties with his religion than Akbar, the greatest of the Mughals,

please help ASAP!!!! will give brainiest!!!

m-18=n This makes no sense this is my 3rd time asking this question

what are 3 parts of a nucleotide?

i need Help with this plz

Help needed ASAP will give brainliest and 5 STARS RATE